// 问题类型
export interface Question {
  categoryNo: string
  questionNo: string
  categoryName: string
  questionType: number // 1单选 2多选 3判断 4填空 5简答
  content: string
  options: string // JSON字符串
  correctAnswer: string
  explanation: string
  difficulty: number
  isActive: number
}

// 用户答案
export interface UserAnswer {
  questionNo: string
  answer: string
}

// 提交的练习数据
export interface PracticeSubmission {
  recordNo: string
  userNo: string
  categoryNo: string
  startTime: string
  answers: UserAnswer[]
}